Re: [PATCH 00/12] Ethernet: Add and use ether_<type>_addr globals

From: Felix Fietkau
Date: Thu Apr 05 2018 - 10:06:05 EST


On 2018-04-05 15:51, Joe Perches wrote:
>> You have to factor in
>> not just the .text size, but the fact that referencing an exported
>> symbol needs a .reloc entry as well, which also eats up some space (at
>> least when the code is being built as module).
>
> Thanks, the modules I built got smaller.
Please post some numbers to show this. By the way, on other
architectures the numbers will probably be different, especially on
ARM/MIPS.
>> In my opinion, your series probably causes more bloat in common
>> configurations instead of reducing it.
>>
>> You're also touching several places that could easily use
>> eth_broadcast_addr and eth_zero_addr. I think making those changes would
>> be more productive than what you did in this series.
>
> Doubtful. AFAIK: possible unaligned addresses.
Those two are just memset calls, alignment does not matter.

- Felix